BE729551A - - Google Patents
Info
- Publication number
- BE729551A BE729551A BE729551DA BE729551A BE 729551 A BE729551 A BE 729551A BE 729551D A BE729551D A BE 729551DA BE 729551 A BE729551 A BE 729551A
- Authority
- BE
- Belgium
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
- C01F17/00—Compounds of rare earth metals
- C01F17/20—Compounds containing only rare earth metals as the metal element
- C01F17/247—Carbonates
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US71152768A | 1968-03-08 | 1968-03-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE729551A true BE729551A (en) | 1969-08-18 |
Family
ID=24858437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE729551D BE729551A (en) | 1968-03-08 | 1969-03-07 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3446574A (en) |
| JP (1) | JPS4928357B1 (en) |
| BE (1) | BE729551A (en) |
| DE (1) | DE1910862A1 (en) |
| FR (1) | FR2003463A7 (en) |
| GB (1) | GB1231755A (en) |
| SE (1) | SE335330B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4619792A (en) * | 1983-06-03 | 1986-10-28 | Raytheon Company | Process for making an optically transmissive body |
| US4497785A (en) * | 1983-11-18 | 1985-02-05 | Union Oil Company Of California | Production of rare earth compounds |
| JPH0610091B2 (en) * | 1984-05-25 | 1994-02-09 | 株式会社日立製作所 | Heteropoly acid and electrochromic display device having film obtained by drying it |
| CN110482589B (en) * | 2019-09-27 | 2022-03-29 | 中国恩菲工程技术有限公司 | Method for preparing submicron scandium oxide powder |
| CN110510654B (en) * | 2019-09-27 | 2022-06-14 | 中国恩菲工程技术有限公司 | Method for preparing micron-sized scandium carbonate |
| CN110642283B (en) * | 2019-09-27 | 2022-07-05 | 中国恩菲工程技术有限公司 | Method for preparing spherical scandium oxide |
| CN111204791B (en) * | 2020-01-21 | 2022-06-14 | 包头稀土研究院 | Method for promoting rare earth carbonate to be converted into rare earth fluoride and recycling ammonia water |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3092449A (en) * | 1958-07-22 | 1963-06-04 | Bril Kazimierz Jozef | Process for the recovery of europium from low grade europium mixtures with other rare earths |
| US3153571A (en) * | 1960-04-18 | 1964-10-20 | Vitro Corp Of America | Purification of europium |
| US3401008A (en) * | 1965-09-27 | 1968-09-10 | Atomic Energy Commission Usa | Preparation of the carbonates of the rare earths |
| US3374069A (en) * | 1967-03-16 | 1968-03-19 | Atomic Energy Commission Usa | Preparation of metal carbonates by co2-pressurizing anhydrous metal acetates |
-
1968
- 1968-03-08 US US711527A patent/US3446574A/en not_active Expired - Lifetime
-
1969
- 1969-01-27 GB GB1231755D patent/GB1231755A/en not_active Expired
- 1969-02-26 SE SE02596/69A patent/SE335330B/xx unknown
- 1969-03-04 FR FR6905852A patent/FR2003463A7/fr not_active Expired
- 1969-03-04 DE DE19691910862 patent/DE1910862A1/en active Pending
- 1969-03-07 BE BE729551D patent/BE729551A/xx unknown
- 1969-03-08 JP JP44017240A patent/JPS4928357B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4928357B1 (en) | 1974-07-25 |
| SE335330B (en) | 1971-05-24 |
| US3446574A (en) | 1969-05-27 |
| FR2003463A7 (en) | 1969-11-07 |
| DE1910862A1 (en) | 1969-10-02 |
| GB1231755A (en) | 1971-05-12 |